When the Cyanide enters the blood cell, it prevents the cell from reacting with oxygen, and then due to lack of oxygen reactions in the body, death takes place. These poisons are available on the earth, causing a painless and quick death. Several laws deal with poison, and poisonous substances like, Poison Act, 1919, The Poison And Dangerous Substances Act, 1957, etc.Ĭyanide or CN is an inorganic poison which is found in solid, liquid and gaseous state.In the case of Cyanide, accidental exposure to Cyanide may happen when the workers in industries handle Cyanide during their occupations.Accidental deaths are those types of deaths that are caused by some mistake or some misunderstanding.Read also: Classification of Poisons based on Nature of their Poisoning Suicidal DeathĬyanide is very popular for suicidal deaths because it causes quick or instant death. Cyanide is rarely used for homicidal poisoning because of its unique smell and taste.It has been used legally to kill convicted criminals in some of the states of the USA.Cyanide is the best weapon for causing a homicidal type of death, but it is rarely used.Homicidal deaths are caused to others by the person like killing or commission of murder etc.The formation of the residue is dissolved in a few drops of diluted hydrochloric acid and gives blood red. Blood red color with one drop of ferric chloride solution indicates the presence of Cyanide. The Sulfonamide Test: The alkaline solution containing Cyanide + few drops of yellow ammonium sulfide + evaporated to dryness in the hot water bath. The Prussian Blue Test: The solution containing Cyanide is made with caustic potash + 0.5ml of freshly prepared ferrous sulfate solution + a few drops of ferric chloride solution + warm with dilute sulfuric acid. Blue color or blue precipitate indicates the presence of Cyanide.Ģ.The peculiar smell of Cyanide is of bitter almond.There are several tests for testing the presence of Cyanide. Read also: Various Indian Acts on Poisoning and Drugs Tests of Cyanide Poisoning When potassium Cyanide has been taken, observe the slight corrosion in the mouth, redding the mucous membrane (brick red to brown).The stomach mucous membranes are pink blood-stained froths that may be found in the trachea and bronchi.The smell of bitter almonds from the stomach and brain.The eyes become brighter with dilated pupils.Pink patches all over the face, lips, and body.The smell of bitter almonds from the body.Post-Mortem Appearances of Cyanide Poisoning External Appearance Fatal within half an hour to an hour with 110 to 135 ppm.
Plasma or blood lactate level- Cyanide blood concentrations usually are not available in time to help diagnose and treat acute cyanide poisoning, but they can later confirm the poisoning.Blood carbon monoxide concentration (carboxyhemoglobin level)- The blood carbon monoxide concentration can indicate how much smoke inhalation has happened.Methemoglobin level- Methemoglobin is considered when there is a concern for smoke inhalation injury.Without Treatment, the Condition Leads to: Read also: Factors Affecting the Action of Poison in a Body Common symptoms include:Įffects on the body of cyanide poisoning depend on:Īcute cyanide poisoning is usually rare, and the majority of cases are from accidental exposure.Ĭhronic cyanide poisoning can occur if you’re exposed to 20 to 40 ppm over a long period. Symptoms of toxic cyanide poisoning may appear within a few seconds to several minutes after exposure. The Causes of cyanide poisoning are metallurgy, industrial use, agriculture use, etc. The article includes signs and symptoms, diagnosis, Fatal Dose with the fatal period, PM appearances, tests, MLI of Cyanide poisoning. It is also found in cigarette smoke, in some food and in-vehicle exhaust, and a bi-product of the human body’s metabolism.Ĭyanide is a chemical that consists of a carbon-nitrogen (CN) bond. They were used as chemical weapons in World war, and it is found in low levels. Cyanides are fast-acting poisons that are lethal and cause painless death.